Home / 30,691,002.14-42,347,260.53-17,635,738.79

Finding the Fourth Proportional to 30,691,002.14, 42,347,260.53 and 17,635,738.79

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Solution

The fourth proportional to 30,691,002.14, 42,347,260.53 and 17,635,738.79 is: 24,333,686.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,691,002.14 : 42,347,260.53 = 17,635,738.79 : x
  2. Step 2: Convert to fraction form
    30,691,002.14/42,347,260.53 = 17,635,738.79/x
  3. Step 3: Cross multiply
    30,691,002.14x = 42,347,260.53 × 17,635,738.79
  4. Step 4: Simplify right side
    30,691,002.14x = 746,825,225,179,157
  5. Step 5: Solve for x
    x = 746,825,225,179,157/30,691,002.14
  6. Step 6: Final answer
    x = 24,333,686.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.